Question

advantage and disadvantage of Friction?
Plzz I'm hurry​

Answer 1

Answer:

1. Advantages of Friction:

• Friction is responsible for many types of motion
• It helps us walk on the ground
• Brakes in a car make use of friction to stop the car
• Asteroids are burnt in the atmosphere before reaching Earth due to friction.
• It helps in the generation of heat when we rub our hands.

1. Disadvantages of Friction:

• Friction produces unnecessary heat leading to the wastage of energy.
• The force of friction acts in the opposite direction of motion, so friction slows down the motion of moving objects.
• Forest fires are caused due to the friction between tree branches.
• A lot of money goes into preventing friction and the usual wear and tear caused by it by using techniques like greasing and oiling.

Answer 2

Explanation:

advantage

with the help of friction only

we can walk, write etc

disadvantages

loss of energy,causes wear and tear